RE: MHK 800 prelim field test discussion

[Dan Dugan <>]

Terry King:
>>Next: I have a couple of Shure 183's that I'd like to characterize.  They
>>have a rated output impedance of 1800 ohms, higher than I expected.
>>Am I right that I'd need to terminate the 'other' input in 1800
>>ohms to fairly
>>assess the residual noise from the preamp?  Is 1800 ohms high
>>enough to require a special low-noise resistor for accurate results?

Rudy Trubitt:
>I'd defer to Dan Dugan on this point. Dan?

I'd use a metal-film resistor.

-Dan Dugan


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